Detailed Description

Preprocessor NormOne, normalizes vectors to have norm 1.

Formally, it computes

${\bf x} \leftarrow \frac{{\bf x}}{||{\bf x}||}$

It therefore does not need any initialization. It is most useful to get data onto a ball of radius one.

Definition at line 33 of file NormOne.h.

Inheritance diagram for CNormOne:

Public Member Functions
	CNormOne ()

virtual	~CNormOne ()

virtual bool	init (CFeatures *features)
	initialize preprocessor from features More...

virtual void	cleanup ()
	cleanup More...

virtual bool	load (FILE *f)
	initialize preprocessor from file More...

virtual bool	save (FILE *f)
	save preprocessor init-data to file More...

virtual SGMatrix< float64_t >	apply_to_feature_matrix (CFeatures *features)

virtual SGVector< float64_t >	apply_to_feature_vector (SGVector< float64_t > vector)

virtual const char *	get_name () const

virtual EPreprocessorType	get_type () const
	return a type of preprocessor More...

Public Member Functions inherited from CSimplePreprocessor< float64_t >
	CSimplePreprocessor ()

virtual EFeatureClass	get_feature_class ()
	return that we are simple features (just fixed size matrices) More...

virtual EFeatureType	get_feature_type ()
	return feature type More...

Public Member Functions inherited from CPreprocessor
	CPreprocessor ()

virtual	~CPreprocessor ()

Public Member Functions inherited from CSGObject
	CSGObject ()

	CSGObject (const CSGObject &orig)

virtual	~CSGObject ()

virtual bool	is_generic (EPrimitiveType *generic) const

template<class T >
void	set_generic ()

void	unset_generic ()

virtual void	print_serializable (const char *prefix="")

virtual bool	save_serializable (CSerializableFile file, const char prefix="")

virtual bool	load_serializable (CSerializableFile file, const char prefix="")

void	set_global_io (SGIO *io)

SGIO *	get_global_io ()

void	set_global_parallel (Parallel *parallel)

Parallel *	get_global_parallel ()

void	set_global_version (Version *version)

Version *	get_global_version ()

SGVector< char * >	get_modelsel_names ()

char *	get_modsel_param_descr (const char *param_name)

index_t	get_modsel_param_index (const char *param_name)

template<>
void	set_generic ()

template<>
void	set_generic ()

template<>
void	set_generic ()

template<>
void	set_generic ()

template<>
void	set_generic ()

template<>
void	set_generic ()

template<>
void	set_generic ()

template<>
void	set_generic ()

template<>
void	set_generic ()

template<>
void	set_generic ()

template<>
void	set_generic ()

template<>
void	set_generic ()

template<>
void	set_generic ()

Additional Inherited Members
Public Attributes inherited from CSGObject
SGIO *	io

Parallel *	parallel

Version *	version

Parameter *	m_parameters

Parameter *	m_model_selection_parameters

Protected Member Functions inherited from CSGObject
virtual void	load_serializable_pre () throw (ShogunException)

virtual void	load_serializable_post () throw (ShogunException)

virtual void	save_serializable_pre () throw (ShogunException)

virtual void	save_serializable_post () throw (ShogunException)

Constructor & Destructor Documentation

CNormOne ( )

default constructor

Definition at line 19 of file NormOne.cpp.

~CNormOne ( )

virtual

destructor

Definition at line 24 of file NormOne.cpp.

Member Function Documentation

SGMatrix< float64_t > apply_to_feature_matrix ( CFeatures * features )

virtual

apply preproc on feature matrix result in feature matrix return pointer to feature_matrix, i.e. f->get_feature_matrix();

Implements CSimplePreprocessor< float64_t >.

Definition at line 61 of file NormOne.cpp.

SGVector< float64_t > apply_to_feature_vector ( SGVector< float64_t > vector )

virtual

apply preproc on single feature vector result in feature matrix

Implements CSimplePreprocessor< float64_t >.

Definition at line 76 of file NormOne.cpp.

void cleanup ( )

virtual

cleanup

clean up allocated memory

Implements CPreprocessor.

Definition at line 38 of file NormOne.cpp.

virtual const char* get_name ( ) const

virtual

Returns: object name

Implements CSGObject.

Definition at line 61 of file NormOne.h.

virtual EPreprocessorType get_type ( ) const

virtual

return a type of preprocessor

Reimplemented from CSimplePreprocessor< float64_t >.

Definition at line 64 of file NormOne.h.

bool init ( CFeatures * features )

virtual

initialize preprocessor from features

Implements CPreprocessor.

Definition at line 29 of file NormOne.cpp.

bool load ( FILE * f )

virtual

initialize preprocessor from file

Definition at line 43 of file NormOne.cpp.

bool save ( FILE * f )

virtual

save preprocessor init-data to file

Definition at line 51 of file NormOne.cpp.

The documentation for this class was generated from the following files:

Detailed Description

Public Member Functions

Additional Inherited Members

Constructor & Destructor Documentation

Member Function Documentation